[INFO] cloning repository https://github.com/YJChan/bkt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YJChan/bkt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJChan%2Fbkt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJChan%2Fbkt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08f65904c0d524531f3970f39d8d95620fe932a6
[INFO] checking YJChan/bkt against master#59d99f56d8888b0e5a5866d6418df3ca1bb90013 for pr-100046
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJChan%2Fbkt" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YJChan/bkt on toolchain 59d99f56d8888b0e5a5866d6418df3ca1bb90013
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YJChan/bkt
[INFO] finished tweaking git repo https://github.com/YJChan/bkt
[INFO] tweaked toml for git repo https://github.com/YJChan/bkt written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/YJChan/bkt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aws-creds v0.26.0
[INFO] [stderr]   Downloaded serde-xml-rs v0.4.1
[INFO] [stderr]   Downloaded ignore v0.4.18
[INFO] [stderr]   Downloaded circle-rs v0.3.3
[INFO] [stderr]   Downloaded rust-ini v0.16.1
[INFO] [stderr]   Downloaded sha2 v0.9.6
[INFO] [stderr]   Downloaded maybe-async v0.2.6
[INFO] [stderr]   Downloaded aws-region v0.23.2
[INFO] [stderr]   Downloaded rust-s3 v0.27.0-rc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06734d7915b1b524a54f6c357709d35a1789d41820894190cb30e8eb7b95d36a
[INFO] running `Command { std: "docker" "start" "-a" "06734d7915b1b524a54f6c357709d35a1789d41820894190cb30e8eb7b95d36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06734d7915b1b524a54f6c357709d35a1789d41820894190cb30e8eb7b95d36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06734d7915b1b524a54f6c357709d35a1789d41820894190cb30e8eb7b95d36a", kill_on_drop: false }`
[INFO] [stdout] 06734d7915b1b524a54f6c357709d35a1789d41820894190cb30e8eb7b95d36a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 838c7ecd65ed3e20d1a8840d02383accbb2d2e3cf1324a12b767b4c7d17bcc24
[INFO] running `Command { std: "docker" "start" "-a" "838c7ecd65ed3e20d1a8840d02383accbb2d2e3cf1324a12b767b4c7d17bcc24", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "838c7ecd65ed3e20d1a8840d02383accbb2d2e3cf1324a12b767b4c7d17bcc24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838c7ecd65ed3e20d1a8840d02383accbb2d2e3cf1324a12b767b4c7d17bcc24", kill_on_drop: false }`
[INFO] [stdout] 838c7ecd65ed3e20d1a8840d02383accbb2d2e3cf1324a12b767b4c7d17bcc24